Thunderstorms with strong winds and hail are possible across portions of central and northern Wisconsin Sunday afternoon and early evening. Keep up with the latest forecast and make sure you have multiple methods to receive severe weather information.
Severe Weather Outlook for Sunday
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Local Hazardous Weather Outlook
Note: Product updated daily by 6 AM and as needed during the day.
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FLUS43 KGRB 221753
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Hazardous Weather Outlook
National Weather Service Green Bay WI
1253 PM CDT Sat Aug 22 2026
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-231800-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
1253 PM CDT Sat Aug 22 2026
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Rest of this afternoon and tonight
There will be a few thunderstorms this afternoon, mainly across
northeast and east-central WI. A strong storm with gusty winds
and hail is possible.
.DAYS TWO THROUGH SEVEN...Sunday through Saturday
There is a chance of thunderstorms on Tuesday afternoon through
Wednesday afternoon, then again on Thursday afternoon. The risk
of severe weather is low.
.SPOTTER INFORMATION STATEMENT...
Spotters are requested to report wind gusts over 40 mph, hail and
any flooding to the National Weather Service in Green Bay.
$$
LMZ521-522-541>543-231800-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
1253 PM CDT Sat Aug 22 2026
This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.
.DAY ONE...Rest of this afternoon and tonight
There is a chance of thunderstorms this afternoon. Any
thunderstorm could pose a hazard to mariners.
Conditions hazardous to small craft are expected tonight over
the central Bay, and on Lake Michigan north of Sturgeon Bay.
.DAYS TWO THROUGH SEVEN...Sunday through Saturday
Conditions hazardous to small craft are expected on Sunday
morning over the central Bay, and on Lake Michigan north of
Sturgeon Bay.
There is a chance of thunderstorms late Tuesday through Wednesday
afternoon, then again on Thursday afternoon. Any thunderstorm
could pose a hazard to mariners.
$$
JLA
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